Youjin Sung

- Building concepts and new collections for full price and outlet handbags / SLGs in partnership with PM partners.
- Developing raw materials and hardware in partnership with PD /sourcing partners.
- Training technical designer / junior designers

- Managed entire design process from researching, sketching, sampling prototypes, and reviewing preproduction to ensure brand quality standards and cohesive lines.
- Developed leather, trims, and hardware in partnership with PD while adhering to timelines.
- Established technical standards to achieve consistency in tech-packs to improve communication with overseas factories and tanneries.
- Collaborated with sales, footwear design, and PD to build a strong collection.

- Designed handbags and small accessories for emerging brands with a focus on material sensitivity, construction quality, and brand‑appropriate storytelling.
- Developed patterns, engineered construction solutions, and produced detailed technical documentation to support production readiness.
- Oversaw sample‑room teams and prototype development to ensure design intent translated into commercially viable product.

- Designed Men’s and Women’s accessories—including handbags, footwear, Leather goods & soft accessories, —for a globally recognized Japanese brand known for its strong identity and craftsmanship.
- Built trend‑driven yet brand‑anchored collections across categories, contributing to cohesive seasonal assortments.
- Partnered directly with local Japanese vendors and overseas factories to develop materials, trims, and hardware with exceptional precision and quality.
- Rooted in the disciplined, high‑craft design culture of Hysteric Glamour, establishing a foundation in construction, material development, and cross‑category design that informs a rigorous, commercially minded approach today.